<?xml version="1.0" encoding="iso-8859-1"?>
<!DOCTYPE html
    PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
  <title>Qt 4.3: xbelhandler.cpp Example File (xml/saxbookmarks/xbelhandler.cpp)</title>
  <link href="classic.css" rel="stylesheet" type="text/css" />
</head>
<body>
<table border="0" cellpadding="0" cellspacing="0" width="100%">
<tr>
<td align="left" valign="top" width="32"><a href="http://www.trolltech.com/products/qt"><img src="images/qt-logo.png" align="left" width="32" height="32" border="0" /></a></td>
<td width="1">&nbsp;&nbsp;</td><td class="postheader" valign="center"><a href="index.html"><font color="#004faf">Home</font></a>&nbsp;&middot; <a href="classes.html"><font color="#004faf">All&nbsp;Classes</font></a>&nbsp;&middot; <a href="mainclasses.html"><font color="#004faf">Main&nbsp;Classes</font></a>&nbsp;&middot; <a href="groups.html"><font color="#004faf">Grouped&nbsp;Classes</font></a>&nbsp;&middot; <a href="modules.html"><font color="#004faf">Modules</font></a>&nbsp;&middot; <a href="functions.html"><font color="#004faf">Functions</font></a></td>
<td align="right" valign="top" width="230"><a href="http://www.trolltech.com"><img src="images/trolltech-logo.png" align="right" width="203" height="32" border="0" /></a></td></tr></table><h1 align="center">xbelhandler.cpp Example File<br /><sup><sup>xml/saxbookmarks/xbelhandler.cpp</sup></sup></h1>
<pre><span class="comment"> /****************************************************************************
 **
 ** Copyright (C) 2005-2008 Trolltech ASA. All rights reserved.
 **
 ** This file is part of the documentation of the Qt Toolkit.
 **
 ** This file may be used under the terms of the GNU General Public
** License versions 2.0 or 3.0 as published by the Free Software
** Foundation and appearing in the files LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file.  Alternatively you may (at
** your option) use any later version of the GNU General Public
** License if such license has been publicly approved by Trolltech ASA
** (or its successors, if any) and the KDE Free Qt Foundation. 
**
** Please review the following information to ensure GNU General
** Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/. If
** you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at sales@trolltech.com.
**
** In addition, as a special exception, Trolltech, as the sole
** copyright holder for Qt Designer, grants users of the Qt/Eclipse
** Integration plug-in the right for the Qt/Eclipse Integration to
** link to functionality provided by Qt Designer and its related
** libraries.
**
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not expressly
** granted herein.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 ****************************************************************************/</span>

 #include &lt;QtGui&gt;

 #include &quot;xbelhandler.h&quot;

 XbelHandler::XbelHandler(QTreeWidget *treeWidget)
     : treeWidget(treeWidget)
 {
     item = 0;
     metXbelTag = false;

     QStyle *style = treeWidget-&gt;style();

     folderIcon.addPixmap(style-&gt;standardPixmap(QStyle::SP_DirClosedIcon),
                          QIcon::Normal, QIcon::Off);
     folderIcon.addPixmap(style-&gt;standardPixmap(QStyle::SP_DirOpenIcon),
                          QIcon::Normal, QIcon::On);
     bookmarkIcon.addPixmap(style-&gt;standardPixmap(QStyle::SP_FileIcon));
 }

 bool XbelHandler::startElement(const QString &amp; <span class="comment">/* namespaceURI */</span>,
                                const QString &amp; <span class="comment">/* localName */</span>,
                                const QString &amp;qName,
                                const QXmlAttributes &amp;attributes)
 {
     if (!metXbelTag &amp;&amp; qName != &quot;xbel&quot;) {
         errorStr = QObject::tr(&quot;The file is not an XBEL file.&quot;);
         return false;
     }

     if (qName == &quot;xbel&quot;) {
         QString version = attributes.value(&quot;version&quot;);
         if (!version.isEmpty() &amp;&amp; version != &quot;1.0&quot;) {
             errorStr = QObject::tr(&quot;The file is not an XBEL version 1.0 file.&quot;);
             return false;
         }
         metXbelTag = true;
     } else if (qName == &quot;folder&quot;) {
         item = createChildItem(qName);
         item-&gt;setFlags(item-&gt;flags() | Qt::ItemIsEditable);
         item-&gt;setIcon(0, folderIcon);
         item-&gt;setText(0, QObject::tr(&quot;Folder&quot;));
         bool folded = (attributes.value(&quot;folded&quot;) != &quot;no&quot;);
         treeWidget-&gt;setItemExpanded(item, !folded);
     } else if (qName == &quot;bookmark&quot;) {
         item = createChildItem(qName);
         item-&gt;setFlags(item-&gt;flags() | Qt::ItemIsEditable);
         item-&gt;setIcon(0, bookmarkIcon);
         item-&gt;setText(0, QObject::tr(&quot;Unknown title&quot;));
         item-&gt;setText(1, attributes.value(&quot;href&quot;));
     } else if (qName == &quot;separator&quot;) {
         item = createChildItem(qName);
         item-&gt;setFlags(item-&gt;flags() &amp; ~Qt::ItemIsSelectable);
         item-&gt;setText(0, QString(30, 0xB7));
     }

     currentText.clear();
     return true;
 }

 bool XbelHandler::endElement(const QString &amp; <span class="comment">/* namespaceURI */</span>,
                              const QString &amp; <span class="comment">/* localName */</span>,
                              const QString &amp;qName)
 {
     if (qName == &quot;title&quot;) {
         if (item)
             item-&gt;setText(0, currentText);
     } else if (qName == &quot;folder&quot; || qName == &quot;bookmark&quot;
                || qName == &quot;separator&quot;) {
         item = item-&gt;parent();
     }
     return true;
 }

 bool XbelHandler::characters(const QString &amp;str)
 {
     currentText += str;
     return true;
 }

 bool XbelHandler::fatalError(const QXmlParseException &amp;exception)
 {
     QMessageBox::information(treeWidget-&gt;window(), QObject::tr(&quot;SAX Bookmarks&quot;),
                              QObject::tr(&quot;Parse error at line %1, column %2:\n&quot;
                                          &quot;%3&quot;)
                              .arg(exception.lineNumber())
                              .arg(exception.columnNumber())
                              .arg(exception.message()));
     return false;
 }

 QString XbelHandler::errorString() const
 {
     return errorStr;
 }

 QTreeWidgetItem *XbelHandler::createChildItem(const QString &amp;tagName)
 {
     QTreeWidgetItem *childItem;
     if (item) {
         childItem = new QTreeWidgetItem(item);
     } else {
         childItem = new QTreeWidgetItem(treeWidget);
     }
     childItem-&gt;setData(0, Qt::UserRole, tagName);
     return childItem;
 }</pre>
<p /><address><hr /><div align="center">
<table width="100%" cellspacing="0" border="0"><tr class="address">
<td width="30%">Copyright &copy; 2008 <a href="trolltech.html">Trolltech</a></td>
<td width="40%" align="center"><a href="trademarks.html">Trademarks</a></td>
<td width="30%" align="right"><div align="right">Qt 4.3.5</div></td>
</tr></table></div></address></body>
</html>
